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Finding the Fourth Proportional to 270,057.60, 404,835.93 and 92,522.43

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Solution

The fourth proportional to 270,057.60, 404,835.93 and 92,522.43 is: 138,697.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    270,057.60 : 404,835.93 = 92,522.43 : x
  2. Step 2: Convert to fraction form
    270,057.60/404,835.93 = 92,522.43/x
  3. Step 3: Cross multiply
    270,057.60x = 404,835.93 × 92,522.43
  4. Step 4: Simplify right side
    270,057.60x = 37,456,403,994.91
  5. Step 5: Solve for x
    x = 37,456,403,994.91/270,057.60
  6. Step 6: Final answer
    x = 138,697.83

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.